fix: add missing @react-native-async-storage/async-storage devDependency to xwebview

修复 Jenkins 构建失败：xwebview 类型检查通过 paths 解析 common 包源码时，
缺少 @react-native-async-storage/async-storage 依赖导致 TS2307 错误

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

packages/xwebview/package.json

@@ -29,6 +29,7 @@
     "@types/react-native": "^0.73.0",
     "react-native-safe-area-context": "^5.4.0",
     "@react-navigation/native": "^7.0.0",
+    "@react-native-async-storage/async-storage": "^1.21.0",
     "typescript": "^5.9.3"
   }
 }